At-Home Covid-19 Test Kit Makers Come Under Lawmaker Scrutiny (1)

Companies making at-home testing kits for Covid-19 have until Friday to respond to lawmakers’ questions about their unauthorized products, including how many they’ve sold and whether they’ll offer refunds.

The Food and Drug Administration has warned consumers that it hasn’t authorized any kits that people can buy to test themselves at home for the virus. Everlywell, Carbon Health Medical Group, and Nurx have advertised such at-home test kits.

The House Oversight Subcommittee on Economic and Consumer Policy on Tuesday sent letters to those companies, asking them when they started offering the test kits for sale, how much they ...